feat(checker): add snapcast checker

Signed-off-by: Fabrice Fontaine <[email protected]>

Author: ffontaine

cve_bin_tool/checkers/__init__.py

@@ -359,6 +359,7 @@
     "sdl",
     "seahorse",
     "shadowsocks_libev",
+    "snapcast",
     "sngrep",
     "snort",
     "socat",

cve_bin_tool/checkers/snapcast.py

@@ -0,0 +1,23 @@
+# Copyright (C) 2025 Orange
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+
+"""
+CVE checker for snapcast
+
+https://www.cvedetails.com/product/168357/Badaix-Snapcast.html?vendor_id=34464
+
+"""
+from __future__ import annotations
+
+from cve_bin_tool.checkers import Checker
+
+
+class SnapcastChecker(Checker):
+    CONTAINS_PATTERNS: list[str] = []
+    FILENAME_PATTERNS: list[str] = []
+    VERSION_PATTERNS = [
+        r"([0-9]+\.[0-9]+\.[0-9]+)\r?\nSnap",
+        r"snapserver v\r?\n([0-9]+\.[0-9]+\.[0-9]+)",
+    ]
+    VENDOR_PRODUCT = [("badaix", "snapcast")]

test/condensed-downloads/snapcast-server-0.27.0-r4.apk.tar.gz

@@ -0,0 +1,25 @@
+# Copyright (C) 2025 Orange
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+mapping_test_data = [
+    {
+        "product": "snapcast",
+        "version": "0.15.0",
+        "version_strings": ["snapserver v\n0.15.0"],
+    }
+]
+package_test_data = [
+    {
+        "url": "http://ftp.debian.org/debian/pool/main/s/snapcast/",
+        "package_name": "snapserver_0.15.0-1_amd64.deb",
+        "product": "snapcast",
+        "version": "0.15.0",
+    },
+    {
+        "url": "https://dl-cdn.alpinelinux.org/alpine/v3.19/community/x86_64/",
+        "package_name": "snapcast-server-0.27.0-r4.apk",
+        "product": "snapcast",
+        "version": "0.27.0",
+        "other_products": ["gcc"],
+    },
+]